| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2021 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "../../SDL_internal.h" |
| |
| #if SDL_VIDEO_DRIVER_WINRT |
| |
| extern "C" { |
| #include "SDL_messagebox.h" |
| #include "../../core/windows/SDL_windows.h" |
| } |
| |
| #include "SDL_winrtevents_c.h" |
| |
| #include <windows.ui.popups.h> |
| using namespace Platform; |
| using namespace Windows::Foundation; |
| using namespace Windows::UI::Popups; |
| |
| static String ^ |
| WINRT_UTF8ToPlatformString(const char * str) |
| { |
| wchar_t * wstr = WIN_UTF8ToString(str); |
| String ^ rtstr = ref new String(wstr); |
| SDL_free(wstr); |
| return rtstr; |
| } |
| |
| extern "C" int |
| WINRT_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid) |
| { |
| #if (WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP) && (NTDDI_VERSION == NTDDI_WIN8) |
| /* Sadly, Windows Phone 8 doesn't include the MessageDialog class that |
| * Windows 8.x/RT does, even though MSDN's reference documentation for |
| * Windows Phone 8 mentions it. |
| * |
| * The .NET runtime on Windows Phone 8 does, however, include a |
| * MessageBox class. Perhaps this could be called, somehow? |
| */ |
| return SDL_SetError("SDL_messagebox support is not available for Windows Phone 8.0"); |
| #else |
| SDL_VideoDevice *_this = SDL_GetVideoDevice(); |
| |
| #if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP |
| const int maxbuttons = 2; |
| const char * platform = "Windows Phone 8.1+"; |
| #else |
| const int maxbuttons = 3; |
| const char * platform = "Windows 8.x"; |
| #endif |
| |
| if (messageboxdata->numbuttons > maxbuttons) { |
| return SDL_SetError("WinRT's MessageDialog only supports %d buttons, at most, on %s. %d were requested.", |
| maxbuttons, platform, messageboxdata->numbuttons); |
| } |
| |
| /* Build a MessageDialog object and its buttons */ |
| MessageDialog ^ dialog = ref new MessageDialog(WINRT_UTF8ToPlatformString(messageboxdata->message)); |
| dialog->Title = WINRT_UTF8ToPlatformString(messageboxdata->title); |
| for (int i = 0; i < messageboxdata->numbuttons; ++i) { |
| const SDL_MessageBoxButtonData *sdlButton; |
| if (messageboxdata->flags & SDL_MESSAGEBOX_BUTTONS_RIGHT_TO_LEFT) { |
| sdlButton = &messageboxdata->buttons[messageboxdata->numbuttons - 1 - i]; |
| } else { |
| sdlButton = &messageboxdata->buttons[i]; |
| } |
| UICommand ^ button = ref new UICommand(WINRT_UTF8ToPlatformString(sdlButton->text)); |
| button->Id = IntPtr((int)((size_t)(sdlButton - messageboxdata->buttons))); |
| dialog->Commands->Append(button); |
| if (sdlButton->flags & SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT) { |
| dialog->CancelCommandIndex = i; |
| } |
| if (sdlButton->flags & SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT) { |
| dialog->DefaultCommandIndex = i; |
| } |
| } |
| |
| /* Display the MessageDialog, then wait for it to be closed */ |
| /* TODO, WinRT: Find a way to redraw MessageDialog instances if a GPU device-reset occurs during the following event-loop */ |
| auto operation = dialog->ShowAsync(); |
| while (operation->Status == Windows::Foundation::AsyncStatus::Started) { |
| WINRT_PumpEvents(_this); |
| } |
| |
| /* Retrieve results from the MessageDialog and process them accordingly */ |
| if (operation->Status != Windows::Foundation::AsyncStatus::Completed) { |
| return SDL_SetError("An unknown error occurred in displaying the WinRT MessageDialog"); |
| } |
| if (buttonid) { |
| IntPtr results = safe_cast<IntPtr>(operation->GetResults()->Id); |
| int clicked_index = results.ToInt32(); |
| *buttonid = messageboxdata->buttons[clicked_index].buttonid; |
| } |
| return 0; |
| #endif /* if WINAPI_FAMILY == WINAPI_FAMILY_PHONE_APP / else */ |
| } |
| |
| #endif /* SDL_VIDEO_DRIVER_WINRT */ |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |
| |